Combustion enhancement tool



FIG. 1 is a left side view of a first embodiment of the combustion enhancement tool;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a top left front perspective view thereof; and

FIG. 8 is a side view thereof shown in a position of use.

FIG. 9 is a left side view of a second embodiment of the combustion enhancement tool;

FIG. 10 is a right side view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a top view thereof;

FIG. 14 is a bottom view thereof;

FIG. 15 is a top left front perspective view thereof; and

FIG. 16 is a side view thereof shown in a position of use.

FIG. 17 is a left side view of a third embodiment of the combustion enhancement tool;

FIG. 18 is a right side view thereof;

FIG. 19 is a front view thereof;

FIG. 20 is a rear view thereof;

FIG. 21 is a top view thereof;

FIG. 22 is a bottom view thereof;

FIG. 23 is a top left front perspective view thereof; and,

FIG. 24 is a side view thereof shown in a position of use.

The broken lines shown in the drawings illustrates environment that form no part of the claim. 

CLAIM The ornamental design for combustion enhancement tool, as shown and described. 